This is an authentic BULGARI 18K Rose Gold Black Ceramic B.Zero1 Four-Band Ring 52 6. The ring is crafted of 18 karat rose gold and features four spiral rows of black ceramic in the center of two rose gold ends engraved with the BVLGARI logo. This is a chic ring with the signature style of Bulgari! Follow this item for alerts. Bulgari is a registered trademark of Bulgari. FASHIONPHILE is not affiliated with Bulgari.